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// Copyright(c) 2017-2018 Alejandro Sirgo Rica & Contributors
//
// This file is part of Flameshot.
//
// Flameshot is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Flameshot is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Flameshot. If not, see <http://www.gnu.org/licenses/>.
#include "pinwidget.h"
#include "src/utils/confighandler.h"
#include <QLabel>
#include <QVBoxLayout>
#include <QWheelEvent>
#include <QApplication>
#include <QShortcut>
PinWidget::PinWidget(const QPixmap &pixmap, QWidget *parent) :
QWidget(parent), m_pixmap(pixmap)
{
setWindowFlags(Qt::WindowStaysOnTopHint
| Qt::FramelessWindowHint);
//set the bottom widget background transparent
setAttribute(Qt::WA_TranslucentBackground);
ConfigHandler conf;
m_baseColor = conf.uiMainColorValue();
m_hoverColor = conf.uiContrastColorValue();
m_layout = new QVBoxLayout(this);
const int margin = this->margin();
m_layout->setContentsMargins(margin, margin, margin, margin);
m_shadowEffect = new QGraphicsDropShadowEffect(this);
m_shadowEffect->setColor(m_baseColor);
m_shadowEffect->setBlurRadius(2 * margin);
m_shadowEffect->setOffset(0, 0);
setGraphicsEffect(m_shadowEffect);
m_label = new QLabel();
m_label->setPixmap(m_pixmap);
m_layout->addWidget(m_label);
new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q), this, SLOT(close()));
new QShortcut(Qt::Key_Escape, this, SLOT(close()));
}
int PinWidget::margin() const {
return 7;
}
void PinWidget::wheelEvent(QWheelEvent *e) {
int val = e->delta() > 0 ? 15 : -15;
int newWidth = qBound(50, m_label->width() + val, maximumWidth());
int newHeight = qBound(50, m_label->height() + val, maximumHeight());
QSize size(newWidth, newHeight);
setScaledPixmap(size);
adjustSize();
e->accept();
}
void PinWidget::enterEvent(QEvent *) {
m_shadowEffect->setColor(m_hoverColor);
}
void PinWidget::leaveEvent(QEvent *) {
m_shadowEffect->setColor(m_baseColor);
}
void PinWidget::mouseDoubleClickEvent(QMouseEvent *) {
close();
}
void PinWidget::mousePressEvent(QMouseEvent *e) {
m_dragStart = e->globalPos();
m_offsetX = e->localPos().x() / width();
m_offsetY = e->localPos().y() / height();
}
void PinWidget::mouseMoveEvent(QMouseEvent *e) {
const QPoint delta = e->globalPos() - m_dragStart;
int offsetW = width() * m_offsetX;
int offsetH = height() * m_offsetY;
move(m_dragStart.x() + delta.x() - offsetW, m_dragStart.y() + delta.y() - offsetH);
}
void PinWidget::setScaledPixmap(const QSize &size) {
const qreal scale = qApp->devicePixelRatio();
QPixmap scaledPixmap = m_pixmap.scaled(size * scale, Qt::KeepAspectRatio,
Qt::SmoothTransformation);
scaledPixmap.setDevicePixelRatio(scale);
m_label->setPixmap(scaledPixmap);
}
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